diff --git a/app/models/region.rb b/app/models/region.rb
index 727b231..9bc654d 100644
--- a/app/models/region.rb
+++ b/app/models/region.rb
@@ -2,6 +2,9 @@
 class Region < Category
   has_and_belongs_to_many :validators, :class_name => Organization.name, :join_table => :region_validators
 
+  # searches for organizations that could become validators for this region.
+  # <tt>search</tt> is passed as is to ferret's find_by_contents on Organizatio
+  # find_by_contents on Organization class.
   def search_possible_validators(search)
     Organization.find_by_contents(search).reject {|item| self.validator_ids.include?(item.id) }
   end
--
libgit2 0.21.2